Ocorrência de Euphoria lurida (Fabricius) (Coleoptera: Scarabaeidae) em milho cultivado em Várzea no Rio Grande do Sul | Occurrence of Euphoria lurida (Fabricius) (Coleoptera: Scarabaeidae) in the corn cultivated in Lowland at Rio Grande do Sul State
2007
Cunha, U.S da | Grützmacher, A.D. | Martins, J.F. da S. | Stefanello, G.J. Jr | Jardim, E. de O.
Euphoria lurida adults (Fabricius) is registered as pests of some fruits and flowers. However, this is the first record of this insect in maize fields. In march, 2006 adults attacked about 15% of maize plants in an area with almost 1 ha. The damage occurred in plants in the reprodutive stage. Transversal and longitudinal holes were found in the stalks just above the ear insertion. The attack to the ear occurred more intensively in the upper part of the plant, where the insect fed on the silk and the filling grains.
显示更多 [+] 显示较少 [-]